Standard Classification Number:Agriculture, Forestry>>Agricultural and Forestry Machinery and Equipment>>B92 Livestock and Poultry Machinery and Equipment
This standard specifies the series, model representation method and basic parameters of drum hay cutters. This standard applies to drum hay cutters used for processing forage. JB/T 7288-1994 Basic parameters of drum hay cutters JB/T7288-1994 Standard download decompression password: www.bzxz.net
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Machinery Industry Standard of the People's Republic of China JB/T7288-1994 Drum Straw Blower Published on July 18, 1994 Series Basic Parameters Implemented on July 1, 1995 Ministry of Machinery Industry of the People's Republic of China Mechanical Industry Standard of the People's Republic of China Drum Straw Blower 1 Subject Content and Scope of Application Series Basic Parameters This standard specifies the series, model representation method and basic parameters of drum straw blowers. This standard applies to drum straw blowers used for processing forage. Reference standards ZBB93022 Preferred numbers and priority number systems Technical conditions for straw cutters Main parameters of simple straw cutters JB/T7288-1994 The main parameter of simple straw cutters is pure working hour productivity. Its series specifications should comply with the provisions of Table 1. When the productivity is greater than 2.5t/h, it shall be extended according to the R5 series specified in GB321. Series specifications Pure working hour productivity refers to the productivity of freshly cut straw (rice straw) or first straw with a moisture content not exceeding 17% and a cut length of 16mm. Simple grass machine model representation methodbzxZ.net Model example Pure working hour productivity, t/h Rong grass machine code Drum grass machine with pure working hour productivity of 1th: 93ZT-1.0Basic parameters of cylinder simple grass machine The basic parameters of simple grass machine should comply with the provisions of Table 2. The feed inlet width value can be selected according to the R40 series specified in GB321 within the specified range. Approved by the Ministry of Machinery Industry on July 18, 1994 Implemented on July 1, 1995 Feeding inlet width Blade linear speed Matching power Throwing distance height 0.25, 0.37 Note: Blade linear speed refers to the linear speed at the midpoint of the blade JB/T7288-1994 80-100 0.55, 0.75 Drum grass cutters should comply with the provisions of ZBB93022. Additional notes: 160-200 This standard was proposed and managed by the Hohhot Animal Husbandry Machinery Research Institute of the Ministry of Machinery Industry. This standard was drafted by the Hohhot Animal Husbandry Machinery Research Institute. The main drafter of this standard is Hai Yurong. 180~224 3.0,4.0 From the date of implementation of this standard, NJ419-86 "Basic Parameters of Drum-type Grass Machine Series" shall be invalid. 200~250 4.0,7.5,11.0 People's Republic of China Machinery Industry Standard Basic Parameters of Drum-type Grass Machine Series JB/T 72881994 Published by the China Academy of Mechanical Science Printed by the China Academy of Mechanical Science (No. 2, Shouti South Road, Beijing Postal Code: 100044) Format: 880×1230 Print Sheet: 3/8 Word Count: 4,000 First Edition: May 1995 First Printing: May 1995 Print Quantity: 1-500 Price: RMB 4.00 94-241 Mechanical Industry Standards Service Network: http://www.JB.ac.cn6688 Tip: This standard content only shows part of the intercepted content of the complete standard. If you need the complete standard, please go to the top to download the complete standard document for free.